The perimeter of a semi-circular area is 18cm, then the radius is :(us

1.	The perimeter of a semi-circular area is 18cm, then the radius is : (using = 22/7)
A.
B.
C.
D.	6 cm
E.	4 cm
Answer» C.

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The perimeter of a semi-circular area is 18cm, then the radius is :(using = 22/7)

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The perimeter of a semi-circular area is 18cm, then the radius is :
(using = 22/7)